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author | Chris Lattner <sabre@nondot.org> | 2007-01-04 07:08:27 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2007-01-04 07:08:27 +0000 |
commit | 59075887ef82237f750185b187b0e986b68d68ec (patch) | |
tree | a390529b4b8e14d9f30b8eddd0de3f2834cfe94a /docs/GettingStarted.html | |
parent | 78ce3b81c0c3a4d537b5ef62ebcb3c344f41cfe1 (diff) | |
download | external_llvm-59075887ef82237f750185b187b0e986b68d68ec.zip external_llvm-59075887ef82237f750185b187b0e986b68d68ec.tar.gz external_llvm-59075887ef82237f750185b187b0e986b68d68ec.tar.bz2 |
ding dong llvm-gcc3 is dead
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32868 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'docs/GettingStarted.html')
-rw-r--r-- | docs/GettingStarted.html | 76 |
1 files changed, 2 insertions, 74 deletions
diff --git a/docs/GettingStarted.html b/docs/GettingStarted.html index b6a710d..bda0cf8 100644 --- a/docs/GettingStarted.html +++ b/docs/GettingStarted.html @@ -54,7 +54,6 @@ <li><a href="#tutorial">An Example Using the LLVM Tool Chain</a> <ol> <li><a href="#tutorial4">Example with llvm-gcc4</a></li> - <li><a href="#tutorial3">Example with llvm-gcc3</a></li> </ol> <li><a href="#problems">Common Problems</a> <li><a href="#links">Links</a> @@ -648,12 +647,6 @@ compressed with the gzip program. <dt><tt>llvm-test-x.y.tar.gz</tt></dt> <dd>Source release for the LLVM test suite.</dd> - <dt><tt>llvm-gcc3.4-x.y.source.tar.gz</tt></dt> - <dd>Source release of the LLVM GCC 3.4 front end.<br/></dd> - - <dt><tt>llvm-gcc3.4-x.y-platform.tar.gz</tt></dt> - <dd>Binary release of the LLVM GCC 3.4 for a specific platform.<br/></dd> - <dt><tt>llvm-gcc4-x.y.source.tar.gz</tt></dt> <dd>Source release of the llvm-gcc4 front end. See README.LLVM in the root directory for build instructions.<br/></dd> @@ -750,11 +743,6 @@ location must be specified when the LLVM suite is configured.</p> -</tt></li> </ol> -<p>Next, you will need to fix your system header files (llvm-gcc3.4 only):</p> - -<p><tt>cd llvm-gcc3.4/<i>platform</i><br> - ./fixheaders</tt></p> - <p>The binary versions of the GCC front end may not suit all of your needs. For example, the binary distribution may include an old version of a system header file, not "fix" a header file that needs to be fixed for GCC, or it may be @@ -1504,8 +1492,8 @@ are code generators for parts of LLVM infrastructure.</p> <!-- *********************************************************************** --> <div class="doc_text"> -<p>This section gives an example of using LLVM. Since we are currently -transitioning from llvm-gcc3 to llvm-gcc4, we include examples for both. +<p>This section gives an example of using LLVM. llvm-gcc3 is now obsolete, +so we only include instructiosn for llvm-gcc4. </p> <p><b>Note:</b> The <i>gcc4</i> frontend's invocation is <b><i>considerably different</i></b> @@ -1588,66 +1576,6 @@ output.</p> </div> -<!-- ======================================================================= --> -<div class="doc_subsection"><a name="tutorial3">Example with llvm-gcc3</a></div> - -<div class="doc_text"> - -<ol> - <li>First, create a simple C file, name it 'hello.c': - <pre> - #include <stdio.h> - int main() { - printf("hello world\n"); - return 0; - } - </pre></li> - - <li><p>Next, compile the C file into a LLVM bytecode file:</p> - <p><tt>% llvm-gcc hello.c -o hello</tt></p> - - <p>Note that you should have already built the tools and they have to be - in your path, at least <tt>gccas</tt> and <tt>gccld</tt>.</p> - - <p>This will create two result files: <tt>hello</tt> and - <tt>hello.bc</tt>. The <tt>hello.bc</tt> is the LLVM bytecode that - corresponds the the compiled program and the library facilities that it - required. <tt>hello</tt> is a simple shell script that runs the bytecode - file with <tt>lli</tt>, making the result directly executable. Note that - all LLVM optimizations are enabled by default, so there is no need for a - "-O3" switch.</p></li> - - <li><p>Run the program. To make sure the program ran, execute one of the - following commands:</p> - - <p><tt>% ./hello</tt></p> - - <p>or</p> - - <p><tt>% lli hello.bc</tt></p></li> - - <li><p>Use the <tt>llvm-dis</tt> utility to take a look at the LLVM assembly - code:</p> - - <p><tt>% llvm-dis < hello.bc | less</tt><br><br></li> - - <li><p>Compile the program to native assembly using the LLC code - generator:</p> - - <p><tt>% llc hello.bc -o hello.s</tt></p> - - <li><p>Assemble the native assembly language file into a program:</p> - - <p><b>Solaris:</b><tt>% /opt/SUNWspro/bin/cc -xarch=v9 hello.s -o hello.native</tt></p> - <p><b>Others:</b><tt>% gcc hello.s -o hello.native</tt></p> - - <li><p>Execute the native code program:</p> - - <p><tt>% ./hello.native</tt></p></li> - -</ol> - -</div> <!-- *********************************************************************** --> <div class="doc_section"> |